adam lanza is the subject of a front line documentary on pbs tonight. according to reporters, police investigators found thousands of dollars worth of graphically violent video games in the lanza household. >> i think he did what he knew how to do. graphically violent video games don't make you turn into violence if that's not your predisposition. but this kid had a lot going on. >> let's bring in msnbc contributor ari melber, correspondent for "the nation" and msnbc contributor goldie taylor, managing editor of the goldie taylor project. good afternoon to both of you. ari, we're learning more from these reports of a darkly obsessive behavior, possibly inspired by other mass shooters on the part of adam hahn lanza, including the suggestion that anders breivik may had have some influence. how do we focus on improving the provision of mental health services at the same time as addressing things like high capacity magazines? because it seems to me as though the mental health component has kind of been lost in the discussion more recently. >> i think it has